find-file-bufferの引数にmake-bufferと同じtemporaryとenable-undo-pを追加
find-file-bufferの引数にmake-bufferと同じtemporaryとenable-undo-pを追加

snmsts/lem,cxxxr/lem,snmsts/lem,snmsts/lem,cxxxr/lem,cxxxr/lem,cxxxr/lem,snmsts/lem